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Bleach 12.5%

Bleach 12.5% – Oil Field Chemicals

HAWKINS manufactures sodium hypochlorite (Bleach) in St. Paul, MN, Camanche, IA, Dupo, IL, and Memphis, TN.  Concentrations from 3-20% by weight sodium hypochlorite are available, with 12.5% being a preferred strength for long term storage and ease of transport.   Sodium hypochlorite is a common ingredient used in gel breakers and as a means to prevent the formation of corrosive hydrogen sulfide gas in drilling fluids.

Parameter Range
Available Chlorine, wt. %  11.7 – 13.2
Reserve Alkalinity, wt.% as NaOH  0.3 – 1.0
Sodium Hypochlorite, wt.%  12.3 – 13.9
Available Chlorine, g/L  142 – 164
Specific Gravity  1.21 – 1.25
pH, Direct  >10
Appearance Clear, colorless to yellow liquid.
CAS #  7681-52-9


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Since 1938, Hawkins has been synonymous with advanced chemical solutions and service. Everything we do – from how we distribute bulk industrial chemicals to how we manufacture and package specialty blends — sets the industry standard for excellence. Our Oil Field Chemicals Group is a world-class supplier, blender, distributor, and warehousing agent for a continually expanding line of specialty chemicals. Our chemical expertise is supported with the industry's most committed service program, centered around understanding your specific needs and strategizing custom solutions that make a difference in the field. Please call to discuss how Hawkins customization can enhance your business

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